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Posterior Anatomography rendering highlighting the serratus posterior superior muscle in red
Anatomography / DBCLS, Wikimedia Commons, CC BY-SA 2.1 JP Image source

Posterior thorax

Serratus posterior superior

Assists elevation and proprioceptive control of the upper ribs during breathing

Origin
Nuchal ligament and spinous processes from C7 through T3
Insertion
Superior borders of ribs two through five
Primary actions
Assists elevation and proprioceptive control of the upper ribs during breathing

Anatomy source

OpenStax Anatomy and Physiology 2e — Head, Neck, and Back

Open reference

Educational anatomy reference only. This page does not diagnose pain, injury, or movement limitations.

From anatomy to action

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